Finding the Fourth Proportional to 1,740,139,642.48, 2,401,456,066.68 and 947,147,293.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740,139,642.48 : 2,401,456,066.68 = 947,147,293.12 : x
2. Step 2: Convert to fraction form
   1,740,139,642.48/2,401,456,066.68 = 947,147,293.12/x
3. Step 3: Cross multiply
   1,740,139,642.48x = 2,401,456,066.68 × 947,147,293.12
4. Step 4: Simplify right side
   1,740,139,642.48x = 2,274,532,613,102,564,096
5. Step 5: Solve for x
   x = 2,274,532,613,102,564,096/1,740,139,642.48
6. Step 6: Final answer
   x = 1,307,097,750.99